Which of the following economic activities match with the corresponding sectors of an economy? Which of the following economic activities match with the corresponding sectors of an economy? A. Drilling for oil & gas is a primary activity, refining the oil & gas is a secondary activity, transporting the refined product to market is a tertiary activity, while marketing the oil & gas is a quaternary activity. B. Mining a diamond mine is both a primary and secondary activity as diamonds don't need refining, while marketing the diamond is a tertiary activity, and transporting the diamonds is a quaternary activity C. Managing a forest is both a primary and secondary activity, while transporting the lumber is a tertiary activity, and logging the forest in a quaternary activity D. Managing drinking water from a reservoir is a primary activity while transporting it is a secondary activity, and treating the water is both a tertiary and quaternary activity